Unit 3 Let's live a low carbon life Lesson 12同步练习（含答案）

Unit 3 LET’ S LIVE A LOW-CARBON LIFE
Lesson 12
一、根据首字母提示补全单词，完成句子。
1. We can get e from light, heat,electricity, and sound.
2. There is a squirrel b the big branch.
3. We can use solar panels to c sun-light into electricity.
4. I think we should be f to animals.
5. D litter in public places. We should keep our city clean.
6. Fuels c from the remains of dead plants and animals.
二、单项选择。
( )1. We should print both sides of the paper.
A. in
B. to
C. on
( )2. There a pen and some books in my bag.
A. is
B. are
C. be
( )3. Let's a low-carbon life.
A. live
B. to live
C. living
( )4. We should keep the lawn and .
A. cleaned, tidy
B. clean, tidy
C. cleans, tidy
三、连词成句。
1. house, a, is, car, the, behind, there(.)
2. turn, should, we, light, the, remember,to, off(.)
3. save, way, good, is, it, a, trees, to (.)
4. bags, should, stop, we, plastic, using (.)
四、给句子选择合适的图片。
( )1. Today is October 4th. It's World Animal Day.
( )2. My brother and I always go to school on foot.
( )3. There is a bird in the cage.
( )4. We should stop smoking in public places.
参考答案：
一、 1. energy 2. behind 3. change
4.friendly 5.Don't 6.come
二、 1. C 2. A 3. A 4. B
三、 1. There is a car behind the house.
2. We should remember to turn off the light.
3. It is a good way to save trees.
4. We should stop using plastic bags.
四、 1. C 2. B 3. A 4. D